Hess provides STD coverage at no cost to you. STD coverage replaces all or a portion of your pay if you become unable to work due to an illness or injury lasting more than five days. STD coverage will replace 100 percent of your annual base pay for the first 13 weeks, and then 60 percent of your annual base pay for the next 13 weeks. The maximum 26 weeks of STD benefits satisfies the 26-week waiting period for LTD.